Home / 25,577.19-35,298.30-15,506.06

Finding the Fourth Proportional to 25,577.19, 35,298.30 and 15,506.06

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Solution

The fourth proportional to 25,577.19, 35,298.30 and 15,506.06 is: 21,399.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,577.19 : 35,298.30 = 15,506.06 : x
  2. Step 2: Convert to fraction form
    25,577.19/35,298.30 = 15,506.06/x
  3. Step 3: Cross multiply
    25,577.19x = 35,298.30 × 15,506.06
  4. Step 4: Simplify right side
    25,577.19x = 547,337,571.72
  5. Step 5: Solve for x
    x = 547,337,571.72/25,577.19
  6. Step 6: Final answer
    x = 21,399.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.